Home / 17,319.88-23,900.01-9,768.07

Finding the Fourth Proportional to 17,319.88, 23,900.01 and 9,768.07

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Solution

The fourth proportional to 17,319.88, 23,900.01 and 9,768.07 is: 13,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,319.88 : 23,900.01 = 9,768.07 : x
  2. Step 2: Convert to fraction form
    17,319.88/23,900.01 = 9,768.07/x
  3. Step 3: Cross multiply
    17,319.88x = 23,900.01 × 9,768.07
  4. Step 4: Simplify right side
    17,319.88x = 233,456,970.68
  5. Step 5: Solve for x
    x = 233,456,970.68/17,319.88
  6. Step 6: Final answer
    x = 13,479.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.